Answer: drowsed

AnswerCrossword Clue
DROWSEDNodded off
DROWSEDBegan nodding off
drowsedto be dull or sluggish
drowsedDROWSE, to doze (to sleep lightly)
drowsedto be sleepy or half-asleep
drowsedto pass or spend (time) in drowsing (often fol. by away)
drowsedsleepy condition; state of being half-asleep
drowsedto make sleepy